Table 4: Lag-1 serial correlation values for annual and seasonal precipitation before and after TFPW process ().

StationCritical P (mm)NE monsoonSW monsoon

10.310.11
20.310.06
30.330.27
40.310.36*0.05
50.320.21
60.310.29
70.320.15
80.320.36*0.27

Significant at the 5% level of significance.
—No need to follow TFPW process.